package org.csmzxy.class2333;
class BankAccount {
    String accountNumber;
    double balance;
    public void broadcast (String accountNumber,double balance){
        System.out .println("账号" + accountNumber + "的余额为" + balance +  "元");
    }
}
public class Work04{
    public static void main(String[] args) {
        BankAccount account = new BankAccount();
        account.accountNumber = "123456";
        account.balance = -500;
        account.broadcast(account.accountNumber,account.balance);
    }
}
